While you didn't provide an list of territories to choose from, the answer is Puerto Rico, which was taken during the Spanish-American War in 1898
Jim Crow laws mandated racial segregation in all public facilities in the states of the former Confederate States of America and in some others, beginning in the 1870s.
They restricted public use of "white only" Resturants, water fountains, theatres and bathrooms. Many more.
The Agricultural Revolution was a time of transition between hunting and gathering to the domestication of plants and animals, so there were no "cities" in the traditional sense. The benefit of farming, however, was that you could raise enough crops to feed your family and to trade and/or sell.
Women’s suffrage. Reason: she attended the Seneca falls convention
Improvements to the telescope
